Merge tag 'v4.0-rc2' into x86/asm, to refresh the tree

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvif/notify.h b/drivers/gpu/drm/nouveau/include/nvif/notify.h
new file mode 100644
index 000000000000..9ebfa3b45e76
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvif/notify.h
@@ -0,0 +1,39 @@
+#ifndef __NVIF_NOTIFY_H__
+#define __NVIF_NOTIFY_H__
+
+struct nvif_notify {
+	struct nvif_object *object;
+	int index;
+
+#define NVIF_NOTIFY_USER 0
+#define NVIF_NOTIFY_WORK 1
+	unsigned long flags;
+	atomic_t putcnt;
+	void (*dtor)(struct nvif_notify *);
+#define NVIF_NOTIFY_DROP 0
+#define NVIF_NOTIFY_KEEP 1
+	int  (*func)(struct nvif_notify *);
+
+	/* this is const for a *very* good reason - the data might be on the
+	 * stack from an irq handler.  if you're not nvif/notify.c then you
+	 * should probably think twice before casting it away...
+	 */
+	const void *data;
+	u32 size;
+	struct work_struct work;
+};
+
+int  nvif_notify_init(struct nvif_object *, void (*dtor)(struct nvif_notify *),
+		      int (*func)(struct nvif_notify *), bool work, u8 type,
+		      void *data, u32 size, u32 reply, struct nvif_notify *);
+int  nvif_notify_fini(struct nvif_notify *);
+int  nvif_notify_get(struct nvif_notify *);
+int  nvif_notify_put(struct nvif_notify *);
+int  nvif_notify(const void *, u32, const void *, u32);
+
+int  nvif_notify_new(struct nvif_object *, int (*func)(struct nvif_notify *),
+		     bool work, u8 type, void *data, u32 size, u32 reply,
+		     struct nvif_notify **);
+void nvif_notify_ref(struct nvif_notify *, struct nvif_notify **);
+
+#endif